这个是最新官方说法。摘录如下:3 E; z# }' ?% l- K7 B
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Not all children will get away with only one shot, however. The Public Health Agency's revised guidelines are as follows: ) C- u% m# A: `7 a) g
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- Children between six months and under three years old should still receive two half-doses of adjuvanted H1N1 vaccine, at least 21 days apart. / g$ e" n) H8 `- [! A, \" b2 B# T3 q5 I; E2 Z& l
- Children between three years and nine years old with chronic health conditions should get their first half-dose as quickly as possible. They should get a second half-dose at least 21 days later. 1 c' f' G: ?- R2 d) E8 M J2 H7 A
& w3 N& M* L" B* A- Healthy kids between three years and nine years old should only receive a half-dose of H1N1 vaccine. They don't need to come back for a second shot.
alberta health 的说法 5 d/ Q6 y0 E, y/ [8 D. X7 F9 b6 }! ? whttp://www.albertahealthservices.ca/901.asp#children 0 x$ E! G Z8 s( L! N1 ] h( i( {; m0 k; F* H8 J
Will children need one or two vaccines?& _& M6 {) O! z4 K
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The Public Health Agency of Canada (Nov 12, 2009) recommends: & z1 V* U! M, |: a$ u9 X) D* T/ G! u) W5 O: G- }* e. D1 C1 q
* Children from six months up to and less than three years old receive two half-doses of the H1N1 adjuvanted vaccine. There should be a minimum of 21 days between the two half doses. : o$ R$ d7 g: s) l2 _ * Healthy children with no chronic health problems aged three years to under 10 years should receive one half dose of the H1N1 adjuvanted vaccine.6 _7 K4 Z( r2 P# }8 ^
* Children aged three to under 10 years with chronic medical conditions should receive two half doses of adjuvanted H1N1 vaccine. There should be a minimum of 21 days between the two half doses.1 p9 j6 \- J' m+ a( X. V3 y+ b, J
* All children aged 10 years and older should receive one full dose adjuvanted vaccine.